Exit or Disposal Activities - Summary of the Activity and Remaining Liabilities Associated with Qualified Exit Costs (Details) - USD ($) $ in Thousands	9 Months Ended
	Sep. 30, 2019	Sep. 30, 2018
Summary of activity and remaining liabilities associated with qualified exit costs
Balance at January 1	$ 7,052	$ 13,385
Provisions in Cost of goods sold or SG&A	6,057	13,103
Actual expenditures charged to accrual	(7,431)	(19,595)
Balance at September 30	$ 5,678	$ 6,893